rusefi
/
lua
mirror of https://github.com/rusefi/lua.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

semicolons now represent the empty statement

This commit is contained in:
Roberto Ierusalimschy 2010-05-15 10:32:02 -03:00
parent e99e9a9473
commit 12c764ed1e
1 changed files with 5 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
lparser.c
View File

@ -1,5 +1,5 @@
/*
** $Id: lparser.c,v 2.84 2010/05/13 12:03:26 roberto Exp roberto $
** $Id: lparser.c,v 2.85 2010/05/14 15:03:43 roberto Exp roberto $
** Lua Parser
** See Copyright Notice in lua.h
*/
@ -1346,7 +1346,8 @@ static void retstat (LexState *ls) {
static int statement (LexState *ls) {
int line = ls->linenumber; /* may be needed for error messages */
switch (ls->t.token) {
case ';': { /* stat -> <empty statement> */
case ';': { /* stat -> ';' (empty statement) */
luaX_next(ls); /* skip ';' */
return 0;
}
case TK_IF: { /* stat -> ifstat */
@ -1407,7 +1408,8 @@ static void chunk (LexState *ls) {
enterlevel(ls);
while (!islast && !block_follow(ls->t.token)) {
islast = statement(ls);
testnext(ls, ';');
if (islast)
testnext(ls, ';');
lua_assert(ls->fs->f->maxstacksize >= ls->fs->freereg &&
ls->fs->freereg >= ls->fs->nactvar);
ls->fs->freereg = ls->fs->nactvar; /* free registers */